Description
Huamao Oute SM 821-1NH22
Reliable and cost-effective digital input module for industrial PLC systems, ensuring precise signal acquisition in harsh environments.
| Brand | Huamao Oute |
| Model | SM 821-1NH22 |
| Voltage | 24V DC |
| Country of Origin | China |
| Weight | 0.15 kg |
| Dimensions | 120x80x40 mm |
| Certifications | CE, FCC, RoHS |
| SKU / MPN | SM821-1NH22 |
| What’s in the box | 1x digital input module, 1x connector, 1x user manual |
| Inputs | 16 digital inputs |
| Input Type | Sink/Source (IEC 61131-2 Type 1/3) |
| Rated Voltage | 24V DC |
| Isolation | 1500V AC channel-to-backplane |
| Response Time | < 1 ms |
| Mounting | DIN Rail (35 mm) |
Key benefits: High noise immunity, easy wiring with plug-in connectors, compact modular design, wide operating temperature range (-25°C to +60°C), LED status indicators per channel.
Typical applications: Manufacturing line monitoring, conveyor belt status detection, limit switch sensing, push button panels, safety interlocks, packaging machinery.
Lifecycle: Active product, 7+ years availability
Our Advantages
Exact match for many brands
We make replacements easy with an exact match for almost any brand.
We use OEM catalogs to match your part number
Don't worry about ordering the wrong part by matching your part number with our OEM catalogs.
Competitively priced
Shop with confidence knowing we are offering very competitive pricing!
Orders usually ship the same day
Rest assured your order will arrive as soon as possible knowing we usually ship the same day.
Individually inspected
Before any package is shipped we carefully inspect every product to ensure quality.
Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.
Run Business
Building a reputation for quality products at a reasonable price. Our inventory is far more extensive than what can be represented on our web site, so please call one of our knowledgeable salesmen with your specific needs.
Andrew C. –
Well-manufactured linear guide, smooth motion. Quick shipping.